A129040 Number of n-node triangulations of the triple torus S_3 in which every node has degree >= 5.

0, 20, 63148, 18883616

Offset

9,2

Links

Table of n, a(n) for n=9..12.

M. Jungerman and G. Ringel, Minimal triangulations on orientable surfaces, Acta Math. 145 (1980), 121-154.

Thom Sulanke, Generating triangulations of surfaces (surftri), (also subpages).

Crossrefs

Sequence in context: A064487 A099187 A129041 * A159370 A129039 A129038

Adjacent sequences: A129037 A129038 A129039 * A129041 A129042 A129043

Keyword

nonn,more

Author

N. J. A. Sloane, May 12 2007

Status

approved